Ubuntu Security Notice USN-4322-1
April 07, 2020
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 19.10
GnuTLS could expose sensitive information over the network.
– gnutls28: GNU TLS library
It was discovered that GnuTLS incorrectly handled randomness when
performing DTLS negotiation. A remote attacker could possibly use this
issue to obtain sensitive information, contrary to expectations.
The problem can be corrected by updating your system to the following
In general, a standard system update will make all the necessary changes.